Individual Details
Gertrude Lewin Cottier
( - )
Families
| Father | Robert G. Cottier ( - ) |
| Mother | Margaret Lewin ( - ) |
| Sibling | Edith Margaret Cottier ( - ) |
| Sibling | Edith Louisa Cottier ( - ) |
| Sibling | Mabel Cottier ( - ) |
( - )
| Father | Robert G. Cottier ( - ) |
| Mother | Margaret Lewin ( - ) |
| Sibling | Edith Margaret Cottier ( - ) |
| Sibling | Edith Louisa Cottier ( - ) |
| Sibling | Mabel Cottier ( - ) |